The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 16, 2024

Filed:

May. 03, 2022
Applicant:

The Boeing Company, Chicago, IL (US);

Inventor:

Mitchell L. R. Mellor, Bothell, WA (US);

Assignee:

The Boeing Company, Chicago, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64C 25/20 (2006.01); B64C 25/60 (2006.01); B64C 25/34 (2006.01); F16F 9/18 (2006.01); F16F 9/32 (2006.01); B64C 25/00 (2006.01);
U.S. Cl.
CPC ...
B64C 25/20 (2013.01); B64C 25/34 (2013.01); B64C 25/60 (2013.01); F16F 9/18 (2013.01); F16F 9/3214 (2013.01); F16F 9/3235 (2013.01); B64C 2025/008 (2013.01);
Abstract

A levered landing gear including a first shock strut having and a second shock strut disposed concentrically with the first shock strut. The second shock strut includes a metering pin coupled to a mounting surface of a piston of the second shock strut, and an orifice plate that cooperates with the metering pin to meter an amount of fluid flow as the second shock strut is compressed. The metering pin includes flutes longitudinally arranged on the metering pin between first and second ends of the metering pin, the flutes having a varying depth so that a fluid flow through the flutes is greater at the second end than fluid flow through the flutes at the first end. A truck lever is coupled to both the first shock strut and the second shock strut such that the second shock strut pivots the truck lever relative to the first shock strut.


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